From 2 episodes and 3 videos
How long does it take a woman to build noticeable muscle?
Answered by Nikkiey Stott and WarriorBabe's coaches · Updated
The short answer
Expect months, not weeks. Nikkiey Stott says noticeable muscle takes at least six to nine months of consistent lifting with progressive overload, and most goals take six to 12, maybe 18 months. Bigger shape changes, like toned glutes or shoulder caps, take 12 to 24 months. Women build more slowly than men because of lower testosterone.
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Nikkiey on why building muscle takes at least six to nine months
Plays from 14:01 · Video: 7 Beginner Habits to Focus On Before Macros and Workouts

Nikkiey on her own three-year timeline and the six-to-18-month goal window
Plays from 5:21 · Video: Delayed Gratification: The Real Secret to Fitness Discipline
Nikkiey on 12 to 24 months of progressive overload for toned glutes and shoulders
Plays from 22:06 · Ep. 141: CrossFit, F45 or Lifting: What Builds Muscle After 40?

A WarriorBabe coach on why muscle gain is individual and compounds over time
Plays from 18:15 · Video: Lost Motivation, PCOS Macros and Soreness: Live Q&A
Nikkiey on why men seem to build muscle so much faster than women
Plays from 10:35 · Ep. 175: Will Lifting Weights Make Women Bulky? The Real Answer
The full answer
The timeline depends on where you start and what you are changing. In a beginner habits video, Nikkiey says building muscle will take at least six to seven months, maybe eight or nine depending on the lifestyle changes you are making. In another video she widens that to six to 12, maybe even 18 months to reach your goals, and shares that it took her about three years to build the body she really wanted. On Ep. 141 she says that if you consistently follow a progressive overload program for 12 to 24 months, you will get results toward goals like more toned glutes or shoulders. One WarriorBabe coach, answering a live question, puts it plainly: it can take seven months for one woman, a year or two for another, and sometimes years. It is individual.
What moves the needle is consistency, not volume for its own sake. That coach describes it as a compounding effect: training split muscle groups, getting stronger, and adding weight week after week, so what you did in month two builds into month six. Nikkiey notes that many women come to WarriorBabe after five, 10 or even 25 years chasing toned glutes and shoulders without ever following a progressive overload program. That is not a failure of effort. It is the plan.
If your husband seems to see results in two weeks, Nikkiey explains on Ep. 175 that his hormonal profile is drastically different. Women have lower testosterone, the hormone primarily responsible for muscle growth, so it is harder for women to gain large amounts of muscle. She also points out that some men take testosterone replacement or steroids.
The mindset piece matters as much as the program. Nikkiey says people often quit at week three or four because they expect instant results, when they are actually making progress. Accept the longer timeline up front and, in her words, the journey gets easier and you start to enjoy it.
From WarriorBabe's coaches (how we write our answers). For education, not medical advice: talk to your doctor about your own health.
Women also ask
More on Building Muscle After 40 →
Building Muscle After 40
Why is muscle so important for women over 40?
Muscle matters after 40 because it drives your metabolism and protects your long-term health. Nikkiey explains that women lose about 3 to 8 percent of muscle per decade after 30, and less muscle means a slower metabolism. She calls muscle the engine of your metabolism and, borrowing Dr. Gabrielle Lyon's phrase, the organ of longevity.
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Building Muscle After 40
Can I build muscle in a calorie deficit?
Yes, you can build some muscle in a calorie deficit, especially if you're newer to strength training or have more fat to lose, but not as much as at maintenance or in a surplus. Nikkiey explains that a modest deficit, enough protein and a real lifting program work. Crash-level calories like 1,200 don't.
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Building Muscle After 40
Will I lose muscle if I take a week off from working out?
No. Nikkiey explains that a week off won't cost you your muscle. Meaningful detraining, a measurable loss of strength and muscle, doesn't begin until roughly two to four weeks of complete inactivity, and even then the loss is slow. You might feel a little weak or sluggish for a few days back, but strength returns quickly.
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Building Muscle After 40
Why does the scale go up during a muscle-building phase?
The scale goes up during a muscle-building phase because you're eating more food, and food has weight. The extra carbs are stored as glycogen, which holds about three to four grams of water per gram. You're also adding muscle, and Nikkiey says a small amount of fat comes with it. That is normal and expected.
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Building Muscle After 40
Can too much cardio make you lose muscle?
Yes. WarriorBabe's coaches explain that long, frequent cardio without strength training can lead your body to break down muscle tissue for fuel, which lowers muscle mass and slows your metabolism. Pair that with undereating and you sit in a catabolic state: you may weigh less, but you lose muscle and end up skinny fat instead of toned.
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Building Muscle After 40
Can you build muscle in your 60s?
Yes, you can build muscle in your 60s. On The WarriorBabe Show, Nikkiey shares clients who did it. Cheryl added muscle and lost fat between 57 and 60, Sandra hit 90-pound lunges at 61, and Michelle got stronger at 67. Nikkiey says it took hard work, consistency and patience, with no special circumstances.
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Watch or listen in full
More on this topic →
42 minLost Motivation, PCOS Macros and Soreness: Live Q&A
Video · Feb 12, 2021
39 minCrossFit, F45 or Lifting: What Builds Muscle After 40?
Episode 141 · Mar 25, 2024
35 min7 Beginner Habits to Focus On Before Macros and Workouts
Video · Dec 9, 2019
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